Physics · Optics and Illumination
The inverse square law of illumination states that the illuminance at a point on a surface is inversely proportional to the:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
Share:
- 1Solid angle subtended by the source
- 2Square of the luminous intensity
- 3Distance from the light source
- 4Square of the distance from the light source✓
Correct answer
Square of the distance from the light source
Download Single Question PDF
Save this question and verified answer as a clean study sheet with live clickable link.
👥
Share with Friends & Study Groups
Challenge your peer aspirants on WhatsApp or Telegram to solve this question!
Online Test Series
Preparing for Physics?
Practice full-length Physics mock tests with real exam timers, instant score analysis, and all-India ranking.
Chapter Practice
Practice Optics and Illumination MCQs →Want more practice questions on Optics and Illumination?
Solve complete topic-wise tests with detailed solutions on GkGet.
Related Practice Questions
Recommended practice questions in Physics · Optics and Illumination